QUESTION 164 The derivative of $f(x) = x^3 - 4x^2 + 5x - 2$ is (A) $f'(x) = 3x^2 - 8x + 5$ (B) $f'(x) = 3x^2 - 4x + 5$ (C) $f'(x) = 3x^2 + 8x + 5$ (D) $f'(x) = x^2 - 8x + 5$ (E) $f'(x) = 3x^2 - 8x - 5$